
.overlay-b {
  opacity: 0;
  visibility: hidden;
  overflow: hidden;
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  -webkit-transition: all 250ms ease-in-out;
  -moz-transition: all 250ms ease-in-out;
  transition: all 250ms ease-in-out;
  bottom: 0;
  left: 0;
}
.overlay-b .overlay-inner {
  position: relative;
  width: 100%;
  height: 100%;
}
.overlay-b .overlay-inner a {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-left: -18px;
  margin-top: -18px;
  border: 1px solid #d5d5d5;
  width: 36px;
  height: 36px;
  display: block;
  text-align: center;
  line-height: 36px;
  color: white;
}
.overlay-b .overlay-inner a:hover {
  color: #f69730;
  border-color: #f69730;
}
.fancybox-title .child:hover{
  color: #f69730;
  border-color: #f69730;
  background-color:dimgray; 
}

.project-item {
  overflow: hidden;
}

.project-item:hover .overlay-b {
/*鼠标掠过时的透明度 	*/
  opacity: 0.8;
  visibility: visible;
}
 

.projects-holder .mix {
  display: none;
}

 
.project-thumb {
  overflow: hidden;
  position: relative;
  -webkit-backface-visibility: hidden;
  /* Chrome, Safari, Opera */
  backface-visibility: hidden;
}

.project-slider {
  display: none;
  position: relative;
  z-index: 0;
}
 
 
